Finding the Fourth Proportional to 924,744.70, 1,387,117.05 and 259,810.30
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Solution
The fourth proportional to 924,744.70, 1,387,117.05 and 259,810.30 is: 389,715.45
Step by Step Solution
- Step 1: Write the proportion equation
924,744.70 : 1,387,117.05 = 259,810.30 : x - Step 2: Convert to fraction form
924,744.70/1,387,117.05 = 259,810.30/x - Step 3: Cross multiply
924,744.70x = 1,387,117.05 × 259,810.30 - Step 4: Simplify right side
924,744.70x = 360,387,296,895.62 - Step 5: Solve for x
x = 360,387,296,895.62/924,744.70 - Step 6: Final answer
x = 389,715.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.